DOWNLOAD Sharp MX-3500N / MX-3501N / MX-4500N / MX-4501N (serv.man11) Service Manual ↓ Size: 18 MB | Pages: 72 in PDF or view online for FREE

MX3500N  AR-PN1A/B/C/D  8 – 1

MX3500N

Service Manual

 

1)

Check that all the items are included in the package.

* The punch position labels (No.5 and No.6) and must be those

bundled with the MX-FNX2 rather than those bundled with the
AR-PN1A/B/C/D.

<Note before installation>
* Before starting installation, check to insure that the data lamp on

the operation panel does not light up or blink.

1)

Turn OFF the power switch on the operation panel.

2)

Open the front cabinet.
Turn OFF the power switch in the front cabinet of the main unit. 

3)

Remove the earth cord and disconnect the power plug of the
main unit from the power outlet.

4)

Disconnect the connector between the main unit and the sad-
dle finisher.

1

Harness A (Purple)

1

2

Harness B (Orange)

1

3

Fixing screw (M4 x 6 with tooth lock washer)

1

4

Dust box label

1

5

Punch position label (For scanner) *

1

6

Punch position label (For RSPF) *

1

1

2

3

4

5

6

MX3500N  AR-PN1A/B/C/D  8 – 2

1)

Release the lock and separate the saddle finisher from the
main unit.

2)

Open the front door, and remove the knob.

3)

Remove the screws, and remove the front cabinet upper.

4)

Remove the screw, and remove the pawl (A) on the rear cabi-
net in the arrow direction (B), and remove the rear cabinet
upper in the arrow direction (C).
Remove the interface harnesses (2 pcs.) from the outlet port of
the rear cabinet upper.

5)

Remove the screws. Open the top door and remove the right
cabinet upper and the right cabinet middle.

6)

Remove the pawls (2 positions) of the upper cover, and sepa-
rate it into the upper and the lower sections. Reuse the upper
section.

C.  Replacement of the paper entry paper guide

1)

Remove the dust box of the punch unit.

2)

Remove the guide from the dust box.
The guide is not used in the MX-FNX2.

MX3500N  AR-PN1A/B/C/D  8 – 3

3)

Remove two screws which are fixing the paper entry paper
guide.

4)

Remove the hook (boss) on the upper side of the paper entry
paper guide.

5)

Remove the hook (boss) on the upper side of the paper entry
paper guide with a screwdriver.

6)

Remove the paper entry paper guide.

7)

Install the paper entry paper guide exclusively used for the
MX-FNX2 packed with the saddle finisher.

8)

Fix the incoming paper guide using the screws removed in
step 2.

9)

Replace the dust box to the original position.

10) Install the punch unit and fix it with the screws. Connect the

connector.

Fixing
screw

Punch unit

Fixing screw

Fixing screw
(M4 x 6 with
tooth lock washer)

Boss

Boss

Boss hole

Boss hole

MX3500N  AR-PN1A/B/C/D  8 – 4

11) Connect the punch unit harness to the finisher PWB. 

Remove the clamp which is fixing the harness. Wire the har-
ness A (Purple) (package part No. 1) and the harness B
(Orange) (package part No. 2) as shown in the figure, and fix
them with the clamp. 

12) Open the top door, and install the right cabinet upper and fix it

with the screws.

13) Pass the interface harnesses (2 pcs.) through the rear cabinet

upper. While opening the upper door, install the rear cabinet
upper, and fix it with screws.

14) Install the front cabinet upper and fix it with the screws.

* Install the front cabinet upper so that the projection of the

latch arm is in the hole in the lock release lever. 

15) Install the knob and close the front cover.

16) Install the saddle finisher to the main unit.

Harness A (Purple)

Harness B (Orange)

Clamp

CN14 on the PWB connected

Harness A (Purple)

Harness B (Orange)

Clamp

CN12 on the PWB connected

Upper cover

Fixing screw

Fixing screw